Unable to create Mac OS X Yosemite virtual machine.

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Symptoms

I would like to create a Mac OS X Yosemite virtual machine but unable to do that because of "no entry" sign.

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Cause

VM misconfiguration.

Resolution

  1. Shut down the Virtual Machine. Make sure that the virtual machine is shut down. If it is in a suspended state, please run it and then shut down (Actions > Shut Down).

  2. Open your virtual machine's Configuration > Hardware Tab > Boot Order > Advanced.

  3. Add the following boot flag into the Boot flags field:

    vm.efi.mac_recovery=1
  4. Start the virtual machine.

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